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2025-11-12 - 05:24
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Wed Nov 12, 2025 00:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
28066213981,7sleep20-21swapper/219:09:082
281212128109,12sleep00-21swapper/019:09:490
27792212463,7sleep30-21swapper/319:05:373
278622109100,6sleep10-21swapper/119:06:311
81322650,0sleep20-21swapper/219:15:202
249962630,0sleep30-21swapper/323:19:373
249962630,0sleep30-21swapper/323:19:373
100532610,1sleep00-21swapper/023:25:540
116382600,1sleep111644-21kthreadcore19:45:231
269512590,0sleep10-21swapper/121:31:481
159122580,0sleep10-21swapper/122:12:421
148522580,1sleep10-21swapper/121:40:291
51042570,0sleep00-21swapper/022:23:020
313952570,1sleep30-21swapper/322:05:223
260412570,0sleep30-21swapper/322:17:203
167862570,1sleep338-21rcuc/321:11:273
78932560,0sleep37895-21kthreadcore20:10:193
162802540,0sleep20-21swapper/223:45:202
147552540,0sleep20-21swapper/222:42:432
2831399281,26cyclictest0-21swapper/221:59:392
2830999280,27cyclictest0-21swapper/123:35:491
2830999280,27cyclictest0-21swapper/121:16:541
2830999280,27cyclictest0-21swapper/119:18:521
2831399271,25cyclictest0-21swapper/223:15:252
2831399271,25cyclictest0-21swapper/223:15:242
2831399270,26cyclictest0-21swapper/222:11:062
2831399270,26cyclictest0-21swapper/219:58:252
2830999270,26cyclictest0-21swapper/123:33:491
2830999270,26cyclictest0-21swapper/121:21:031
2830999270,26cyclictest0-21swapper/121:13:461
2830999270,26cyclictest0-21swapper/120:52:261
2830999270,26cyclictest0-21swapper/120:33:521
2830999270,26cyclictest0-21swapper/119:41:161
2830999270,26cyclictest0-21swapper/119:11:501
2830999270,26cyclictest0-21swapper/100:39:381
2830799270,26cyclictest0-21swapper/000:23:500
2831399260,25cyclictest0-21swapper/223:39:462
28307992622,3cyclictest0-21swapper/000:37:230
28313992523,1cyclictest0-21swapper/223:34:182
2831399250,24cyclictest0-21swapper/221:13:262
2831399250,24cyclictest0-21swapper/219:29:472
28307992517,7cyclictest0-21swapper/022:33:030
2830799250,24cyclictest0-21swapper/023:05:180
2830799250,24cyclictest0-21swapper/021:16:230
2831399241,22cyclictest0-21swapper/221:18:392
28313992411,3cyclictest0-21swapper/222:56:022
2831399240,23cyclictest0-21swapper/221:47:242
2831399240,23cyclictest0-21swapper/200:25:332
2830999240,23cyclictest0-21swapper/123:55:481
2830999240,23cyclictest0-21swapper/123:40:011
2830999240,23cyclictest0-21swapper/122:34:111
2830999240,23cyclictest0-21swapper/122:04:561
2830999240,23cyclictest0-21swapper/100:23:221
2830999240,18cyclictest0-21swapper/122:51:311
28307992415,8cyclictest0-21swapper/022:51:560
28307992415,8cyclictest0-21swapper/022:25:150
2830799241,17cyclictest0-21swapper/023:51:570
2830799240,23cyclictest0-21swapper/023:22:460
2830799240,23cyclictest0-21swapper/021:32:270
2830799240,23cyclictest0-21swapper/021:22:160
2830799240,23cyclictest0-21swapper/019:30:170
2830799240,18cyclictest0-21swapper/022:01:450
2831399238,14cyclictest0-21swapper/222:24:102
2831399236,15cyclictest0-21swapper/223:20:242
2831399232,20cyclictest0-21swapper/222:15:372
28313992321,2cyclictest0-21swapper/220:23:042
2831399230,22cyclictest0-21swapper/223:03:102
2831399230,22cyclictest0-21swapper/222:48:002
2831399230,22cyclictest0-21swapper/221:33:502
2831399230,17cyclictest0-21swapper/200:31:252
2830999232,20cyclictest0-21swapper/123:15:051
2830999232,20cyclictest0-21swapper/123:15:041
28309992320,1cyclictest0-21swapper/121:25:531
2830999230,3cyclictest0-21swapper/123:00:131
2830999230,22cyclictest0-21swapper/123:45:391
2830999230,22cyclictest0-21swapper/123:11:371
2830999230,22cyclictest0-21swapper/123:05:071
2830999230,22cyclictest0-21swapper/122:59:401
2830999230,22cyclictest0-21swapper/122:38:581
2830999230,22cyclictest0-21swapper/122:08:401
2830999230,22cyclictest0-21swapper/121:58:291
2830999230,22cyclictest0-21swapper/121:53:011
2830999230,22cyclictest0-21swapper/100:31:361
2830999230,22cyclictest0-21swapper/100:08:321
2830999230,22cyclictest0-21swapper/100:02:381
2830999230,17cyclictest0-21swapper/123:20:391
2830999230,17cyclictest0-21swapper/121:45:261
2830799232,19cyclictest14845-21ssh22:42:480
28307992318,4cyclictest10272-21snmpd19:53:580
28307992310,3cyclictest0-21swapper/022:17:550
2830799230,22cyclictest0-21swapper/023:45:100
2830799230,22cyclictest0-21swapper/023:42:350
2830799230,22cyclictest0-21swapper/021:38:030
2830799230,18cyclictest0-21swapper/000:34:530
2830799230,17cyclictest0-21swapper/023:36:490
2830799230,17cyclictest0-21swapper/023:10:040
2831399226,14cyclictest0-21swapper/200:15:462
2831399221,20cyclictest0-21swapper/221:25:402
2831399220,21cyclictest0-21swapper/223:41:512
2831399220,21cyclictest0-21swapper/223:12:502
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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